| Name | Value |
|---|---|
| Bearing number | 71902 CD/HCP4A |
| Size (mm) | 15x28x7 |
| Brand | MBY |
| Bore Diameter (mm) | 15 |
| Outer Diameter (mm) | 28 |
| Width (mm) | 7 |
| Name | Value |
|---|---|
| d | 15 mm |
| D | 28 mm |
| B | 7 mm |
| d1 | 18.9 mm |
| d2 | 18.9 mm |
| D1 | 23.7 mm |
| r1,2 | min. - 0.3 mm |
| r3,4 | min. - 0.2 mm |
| a | 6.4 mm |
| da | min. - 17 mm |
| db | min. - 17 mm |
| Da | max. - 26 mm |
| Db | max. - 26.6 mm |
| ra | max. - 0.3 mm |
| rb | max. - 0.2 mm |
| dn | 20.1 mm |
| Basic dynamic load rating | C - 4 kN |
| Basic static load rating | C0 - 1.9 kN |
| Fatigue load limit | Pu - 0.08 kN |
| Limiting speed for grease lubrication | 70000 r/min |
| Limiting speed for oil lubrication | 100000 mm/min |
| Ball | Dw - 3.969 mm |
| Ball | z - 13 |
| Gref | 0.21 cm3 |
| Calculation factor | f0 - 9.6 |
| Preload class A | GA - 15 N |
| Preload class B | GB - 30 N |
| Preload class C | GC - 60 N |
| Preload class D | GD - 120 N |
| Calculation factor | f - 1.05 |
| Calculation factor | f1 - 1 |
| Calculation factor | f2A - 1 |
| Calculation factor | f2B - 1.07 |
| Calculation factor | f2C - 1.12 |
| Calculation factor | f2D - 1.18 |
| Calculation factor | fHC - 1.04 |
| Preload class A | 18 N/micron |
| Preload class B | 23 N/micron |
| Preload class C | 32 N/micron |
| Preload class D | 45 N/micron |
| Mass bearing | 0.014 kg |
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